38230-84-1
diethyl 3-oxocyclopentane-1,2-dicarboxylate
→
6300-81-8
(3Z)-3-hydroxyiminocyclopentane-1-carboxylic acid
98-78-2
3-氧代-1-环戊烷羧酸
89614-96-0
3-氨基环戊烷甲酸